AT 2043D, 2-3IN SNIPERS REPORTED 8X EXPLOSIONS, POO LF37152233, POI LF346224 IN MOSUL. 3X PERS WERE SEEN COMING UP FROM A RIVERBANK AT BRIDGE #1. 1X PERS WAS CARRYING AN OPTIC DEVICE AND FLED ACROSS THE BRIDGE. THE OTHER TWO GOT INTO A VEH AND LEFT. C6 BELIEVES THE 3X MEN WERE AIF SPOTTERS. 0 INJ/DAMAGE.